The character set allowed in the Domain Name System (DNS) is based on ASCII and does not allow the representation of names and words of many languages in their native scripts or alphabets.
ICANN approved the Internationalized domain name (IDNA), which assigns Unicode strings used in the user interfaces in valid DNS character set for encoding called Punycode. Many registries have adopted IDNA.
IANA (Internet Assigned Numbers Authority) is the authority responsible for the global coordination of the DNS Root domains and domains. Int . Harp, IP addressing, and other resources of the Protocol of Internet.
ICANN and the official assignment
The Internet Corporation for Assigned Names and Numbers (ICANN) is a nonprofit organization that operates at the level of assigned Internet Protocol (IP) identifier management of the root server system.
Although Internet Assigned Numbers Authority (IANA) and other entities initially handled these roles under contract with the U.S. government.
InterNIC is a service and trademark of the Ministry of Commerce of the United States of America and licensed to IANA for managing public disputes related to domain name registration.
LACNIC is the organization for the Internet Address Registry for Latin America and the Caribbean. Its objective is the construction and articulation of collaborative efforts for the development and stability of the Internet in Latin America and the Caribbean.
While not directly related to the domains, it is the regional organization in charge of Internet resources such as IP addresses and ASNs.
LACTLD is a nonprofit organization that seeks to bring together managers of ccTLDs in Latin America and the Caribbean, with the object of coordinating policies and development strategies of domain names at a regional level.
In addition to representing the interests sets of its members to relevant agencies, to promote the development of ccTLDs in the region. And promoting cooperation and exchange of experience among its members in all aspects necessary for the proper operation of ccTLDs and establishing partnerships with relevant organizations.
LatinoamerICANN is an organization for the dissemination of information and dialogue on issues of domain names, IP numbers and Internet Governance in Latin America and the Caribbean.
Its mission also is to localize information in Spanish, Portuguese and French.